Pontin Acts as a Potential Biomarker for Poor Clinical Outcome and Promotes Tumor Invasion in Hilar Cholangiocarcinoma

Table 3

Multivariate analysis of clinicopathological features for OS of 86 patients with hilar cholangiocarcinoma.

Factors	Category	p	HR	95% CI
Pontin expression	Low	0.001	2.883	1.257–6.724
	High
Tumor differentiation	Well/moderately	0.592	0.786	0.415–3.539
	Poorly
Lymph node metastasis	No		2.105	1.101–4.264
	Yes
TNM stage	I	0.362	4.632	0.826–11.371
	II
	IIIa
	IIIb

; HR: hazard ratio; CI: confidence interval.